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FR2522147B1 - - Google Patents

Info

Publication number
FR2522147B1
FR2522147B1 FR8203040A FR8203040A FR2522147B1 FR 2522147 B1 FR2522147 B1 FR 2522147B1 FR 8203040 A FR8203040 A FR 8203040A FR 8203040 A FR8203040 A FR 8203040A FR 2522147 B1 FR2522147 B1 FR 2522147B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR8203040A
Other languages
French (fr)
Other versions
FR2522147A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZAZHIGIN ALEXANDR
Original Assignee
ZAZHIGIN ALEXANDR
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to DE19823204327 priority Critical patent/DE3204327C2/en
Application filed by ZAZHIGIN ALEXANDR filed Critical ZAZHIGIN ALEXANDR
Priority to FR8203040A priority patent/FR2522147A1/en
Publication of FR2522147A1 publication Critical patent/FR2522147A1/en
Application granted granted Critical
Publication of FR2522147B1 publication Critical patent/FR2522147B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/38—Investigating fluid-tightness of structures by using light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR8203040A 1982-02-09 1982-02-24 Measuring gas-air mixture leakage from closed systems - using pressure change and time for reaching conc. equality Granted FR2522147A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19823204327 DE3204327C2 (en) 1982-02-09 1982-02-09 Determination procedure for the amount of leakage of a gas-air mixture from closed systems and equipment for its implementation
FR8203040A FR2522147A1 (en) 1982-02-09 1982-02-24 Measuring gas-air mixture leakage from closed systems - using pressure change and time for reaching conc. equality

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19823204327 DE3204327C2 (en) 1982-02-09 1982-02-09 Determination procedure for the amount of leakage of a gas-air mixture from closed systems and equipment for its implementation
FR8203040A FR2522147A1 (en) 1982-02-09 1982-02-24 Measuring gas-air mixture leakage from closed systems - using pressure change and time for reaching conc. equality

Publications (2)

Publication Number Publication Date
FR2522147A1 FR2522147A1 (en) 1983-08-26
FR2522147B1 true FR2522147B1 (en) 1984-08-24

Family

ID=25799442

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8203040A Granted FR2522147A1 (en) 1982-02-09 1982-02-24 Measuring gas-air mixture leakage from closed systems - using pressure change and time for reaching conc. equality

Country Status (2)

Country Link
DE (1) DE3204327C2 (en)
FR (1) FR2522147A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0138370A3 (en) * 1983-09-20 1986-04-16 John Brown Automation Limited Apparatus for use in leak detection
FR2611900B1 (en) * 1987-03-06 1989-10-27 Technologies Speciales Ingenie DEVICE FOR DETECTING MICRO-LEAKS OF GASES BY INFRARED RADIATION
US5163315A (en) * 1990-07-10 1992-11-17 Daikin Industries, Ltd. Leak detecting method for vessels
DE4129070A1 (en) * 1991-09-02 1993-03-04 Grundig Emv METHOD FOR CARRYING OUT LEAK TESTS IN EXHAUST GAS TESTERS
CN105043750A (en) * 2015-08-28 2015-11-11 浙江工业大学 Comprehensive test system for oil-gas mixed transportation pump valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3186214A (en) * 1963-07-29 1965-06-01 Gen Electric Leak test station
SU664075A1 (en) * 1977-06-14 1979-05-25 Предприятие П/Я А-1614 Gas flow measuring device

Also Published As

Publication number Publication date
FR2522147A1 (en) 1983-08-26
DE3204327C2 (en) 1985-05-15
DE3204327A1 (en) 1983-08-18

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Legal Events

Date Code Title Description
ST Notification of lapse